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1500 questions
541
votes
18 answers
How can I create a Windows bootable USB stick using Ubuntu?
I'd like to create a Windows bootable USB stick, but I don't have a Windows machine at the moment to do so. How can I achieve that using Ubuntu?
Zignd
- 10,812
540
votes
6 answers
What is "dist-upgrade" and why does it upgrade more than "upgrade"?
I was wondering why upgrade sometimes doesn't want to upgrade certain parts of the system, while dist-upgrade does. Here's an example after running apt-get upgrade:
apt-get upgrade:
rimmer@rimmer-Lenovo-IdeaPad-S10-2:~$ sudo apt-get upgrade
Reading…
Frantisek
- 8,898
539
votes
11 answers
How to list all variables names and their current values?
How to list all variables names and their current values?
Including not only $HOME, $PWD etc but any other you have defined.
Strapakowsky
- 11,914
537
votes
8 answers
How to know what program is listening on a given port?
I suspect a program is listening on port 8000 on my machine.
When I run the following command, I get this error:
> python -m SimpleHTTPServer
# Lots of python error
socket.error: [Errno 98] Address already in use
If I use another port (8000 is the…
yansal
- 5,473
535
votes
12 answers
How to really clear the terminal?
I can issue the clear command or press Ctrl + L to clear the current Ubuntu terminal, but this just shifts previous output upwards and if you use mouse scroll or PgUP and PgDown keys it's hard to distinguish where the output of previous command ends…
Stann
- 15,116
535
votes
33 answers
My computer boots to a black screen, what options do I have to fix it?
I am trying to boot Ubuntu on my computer. When I boot Ubuntu, it boots to a black screen. How can I fix this?
Table of Contents:
If you are trying to install Ubuntu
If you have a dual boot system
If an update or something else caused your…
Jorge Castro
- 71,754
529
votes
13 answers
Execute sudo without Password?
Inspired by this question....
I am the sole person using my system with 12.04.
Every time I issue a sudo command; the system asks for the user password (which is good in its own way).
However I was thinking; without activating the root account; how…
BhaveshDiwan
- 11,026
528
votes
10 answers
How do I create a permanent Bash alias?
I would like to create an alias to rm command in order to have a confirmation message after executing this command. So I am creating an alias like this alias rm='rm -i'. But as far as I know this is a temporary alias and it lives until you close the…
Bakhtiyor
- 12,254
526
votes
11 answers
What are Unity's keyboard and mouse shortcuts?
In Unity, are there any pre-defined shortcuts, e.g. to open the dash or unhide the launcher?
htorque
- 64,798
516
votes
14 answers
Apache error "Could not reliably determine the server's fully qualified domain name"
When I restart my Apache server using the command
sudo /etc/init.d/apache2 restart
I get the following error:
Restarting web server apache2
apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for…
Deepu
- 5,307
511
votes
2 answers
How to install specific version of some package?
My questions are divided into two parts:
How to know the version of installed package?
How to install a specific package version?
user254258
511
votes
7 answers
How can I get octal file permissions from command line?
There is a chmod command to set file permissions, but can I get file permissions in octal mode (such as 755) from the command line?
Anwar
- 76,649
510
votes
12 answers
How to install software or upgrade from an old unsupported release?
Recently I have installed an older version of Ubuntu on my old machine. Whenever I try to install any software, I get an error saying it couldn't be found:
$ sudo apt-get install vlc
Reading package lists... Done
Building dependency…
made_in_india
- 5,253
504
votes
8 answers
What is an "AppImage"? How do I install it?
I just read Meet Etcher, A Stylish Open-Source USB Image Writer Tool. It talks about downloading an AppImage.
Yes, Linux; the Linux packages are distributed as a .appimage for 32-bit and 64-bit distributions, and should run across all major Linux…
DK Bose
- 42,548
- 23
- 127
- 221
501
votes
16 answers
How do I run .sh scripts?
Whenever I open a .sh file, it opens it in gedit instead of the terminal. I can't find any option similar to Right Click → Open With → Other Application... → Terminal.
How do I open this file in the terminal?
Alex
- 5,011